12211460

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3889}}^1$

素因数の和:4055

約数の個数: 24

約数和(自身を含む): 25814040

約数和(自身を除く): 13602580

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 3889, 7778, 15556, 19445, 38890, 77780, 610573, 1221146, 2442292, 3052865, 6105730, 12211460]

約数ペア:

[(1, 12211460), (2, 6105730), (4, 3052865), (5, 2442292), (10, 1221146), (20, 610573), (157, 77780), (314, 38890), (628, 19445), (785, 15556), (1570, 7778), (3140, 3889)]